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Service bulletins for the 2014 Cadillac Escalade

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1496 on file from NHTSA, as of 2026-10-19.

About P0455 on the 2014 Cadillac Escalade: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0455 are shown. Show all

Bulletins, newest first
15NA0192024-02-12. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel Odor During Fuel Filling or During Idle, Possible P0442 or P0455 DTCs Set
15NA0192023-12-11. Service bulletin. FUEL SYSTEM, GASOLINE. Fuel Odor During Fuel Filling or During Idle, Possible P0442 or P0455 DTCs Set
21-NA-1242023-01-06. Service bulletin. ENGINE AND ENGINE COOLING. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
15-NA-0192021-09-07. Service bulletin. FUEL/PROPULSION SYSTEM. Fuel Odor During Fuel Filling or During Idle, Possible P0442 or P0455 DTC SET
21NA1242021-07-19. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
21NA1242021-07-06. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
15-NA-0192021-04-20. Service bulletin. FUEL SYSTEM, OTHER. Fuel Odor During Fuel Filling or During Idle, Possible P0442 or P0455 DTCs Set Some customers may comment on a strong fuel odor during fuel filling or during vehicle idle. Cause This may be caused by the fracture or breaking of the gasoline filler neck recirculation line connector Correction If you encounter a vehicle with the above concern, complete the following procedure: 1. Raise the vehicle and visually inspect the fuel tank filler vent hose connector for damage. Refer to Lifting and Jacking the Vehicle in SI. • If connector is damaged, replace the fuel tank filler vent hose. Refer to Fuel Tank Filler Vent Hose Replacement in SI. • If there is no damage to the connector, continue diagnosis referring to SI.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.